In our household, we make a fair number of restaurant reservations at 11:30 p.m. . . . and some more at 9 a.m. (Two-career couple; hard to align schedules, etc.

In our household, we make a fair number of restaurant reservations at 11:30 p.m. . . . and some more at 9 a.m. (Two-career couple; hard to align schedules, etc.) Online services like Open Table don't mind this at all. By contrast, restaurants are not eager to keep staff by the phone at those hours, just in case we call.